1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
// |reftest| async
// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-promise.allsettled
description: >
Resolution ticks are set in a predictable sequence of mixed fulfilled and rejected promises
info: |
Runtime Semantics: PerformPromiseAllSettled ( iteratorRecord, constructor, resultCapability )
4. Let remainingElementsCount be a new Record { [[Value]]: 1 }.
...
6.d ...
ii. Set remainingElementsCount.[[value]] to remainingElementsCount.[[value]] − 1.
iii. If remainingElementsCount.[[value]] is 0, then
1. Let valuesArray be CreateArrayFromList(values).
2. Perform ? Call(resultCapability.[[Resolve]], undefined, « valuesArray »).
...
flags: [async]
includes: [promiseHelper.js]
features: [Promise.allSettled]
---*/
var sequence = [];
var p1 = new Promise(function(_, reject) {
reject('');
});
var p2 = new Promise(function(resolve) {
resolve('');
});
var p3 = new Promise(function(_, reject) {
reject('');
});
sequence.push(1);
p1.catch(function() {
sequence.push(3);
assert.sameValue(sequence.length, 3);
checkSequence(sequence, 'Expected to be called first.');
});
Promise.allSettled([p1, p2, p3]).then(function() {
sequence.push(6);
assert.sameValue(sequence.length, 6);
checkSequence(sequence, 'Expected to be called fourth.');
}).then($DONE, $DONE);
p2.then(function() {
sequence.push(4);
assert.sameValue(sequence.length, 4);
checkSequence(sequence, 'Expected to be called second.');
});
sequence.push(2);
p3.catch(function() {
sequence.push(5);
assert.sameValue(sequence.length, 5);
checkSequence(sequence, 'Expected to be called third.');
});
|
